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We narrowed to 183 results for: GFP expression plasmids

Showing: 81 - 120 of 183 results
  1. CRISPRainbow and Genome Visualization

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    ...Protein Activity with GFP Resources on Asddgene.org Find Fluorescent Protein Plasmids Find Fluorescent Protein...signal to noise ratio of the system, they modified GFP-dCas9 and the gRNA scaffold to enhance complex assembly...the amount of background fluorescence from unbound GFP-dCas9. With these improvements, labeling efficiency...sequences, which recruit fluorescent proteins BFP, GFP, and RFP fused to the respective hairpin binding ...hairpins generates white light. All 6 gRNAs can be expressed in a single vector, pCRISPRainbow-DONOR1, with...CRISPRainbow gRNA will permit labeling, but a newly expressed standard length gRNA would “switch” the system...24360272. PubMed Central PMCID: PMC3918502. Find plasmids from this publication at Addgene. 2. Ma, Hanhui...
  2. Rosella: A Fluorescent pH-Biosensor for Studying Autophagy

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    ...monitor autophagy, the Pho8Δ60 mutant protein is expressed. Pho8Δ60 localizes to the cytosol in an inactive...electron microscopy analysis is time consuming. GFP-tagged Atg8p or LC3: ATG8 is part of a group of genes...with autophagosomal membranes, so tagging it with GFP allows for tracking the localization or accumulation...autophagosomes and autophagic bodies in yeast. A GFP-tagged version of LC3, the mammalian Atg8p homolog...pH-insensitive RFP variant, DsRed.T3 and a pH-sensitive GFP variant, super ecliptic pHluorin (SEP). They are ...yeast Rosella is targeted to the cytosol when expressed without a signal sequence and to the mitochondria...Fluorescent Protein Oligomerization Seeing Red: Simple GFP Photoconversion Light Sheet Fluorescence Microscopy...
  3. Fluorescent Proteins 101: Monitoring Cell Mobility Using Fluorescent Proteins

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    ... in a plasmid with loxP sites such that their expression is turned on or off in cells expressing Cre. ...immune lineage, scientists could easily track GFP expressing cells. For example, by harvesting lymph nodes... to track where GFP labelled B cells were in mounted slices of these organs. These GFP labelled cells ... depicts the infiltration of neutrophils expressing LysM-GFP (green) into a draining lymph node after ...allows the visualization of fluorescent proteins expressed in the specimen.  2. Fluorescence Activated Cell...enabled by fluorescent proteins The optimization of GFP and its derivatives by the late Roger Tsien changed...stimulus. Using an epifluorescence microscope and GFP fusion proteins controlled by promoters specific ...
  4. Fluorescent Proteins 101: Aptamer Fluorophores

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    ...about GFP Controlling Protein Activity with GFP Resources at Addgene.org Find the Spinach Plasmids at ...nature of GFP fluorescence to create an improved fluorescent aptamer system. Knowing that GFP’s  structure...increase its fluorescence, essentially mimicking GFP.  Though the aptamer, called Spinach, required longer...processing using broccoli reveals optimal aptamer expression strategies.” Chem Biol. 2015 May 21;22(5):649...at Addgene Find Broccoli Plasmids at Addgene View All Fluorescent Protein Resources ...
  5. Plasmid Tools for Microbiome Studies

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    ...can also detect expression of toxin mRNA from Clostridium difficile. As mRNA expression cannot be identified...conjugative mobilization of broad host-range IncQ plasmids." Plasmid 62.2 (2009): 57-70. PubMed PMID: 19465049...page Deposit microbiology plasmids with Addgene Find synthetic biology plasmids ...family-RP4 conjugation system. This system can deliver plasmids to both Gram-positive and Gram-negative cells.... Wang lab further developed a modular suite of plasmids (pGT) with various replicative origins that can...selectable marker and a desired genetic payload (ex: GFP). Thus, cells can be both sorted using FACS and isolated...genera across four phyla that have taken up the plasmid through conjugation in vivo studies. However, they...
  6. Adenovirus Plasmids

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    ... Viral Plasmids Adenoviral Plasmids Adenoviral Plasmids Shuttle Plasmids Adenoviral Plasmids Adenoviral... generally need to use two plasmids: A shuttle plasmid (or transfer plasmid) containing the transgene ...Bamburg 16407 pAdEasy 2-GFP beta-gal Test plasmid that contains β-gal and GFP and a ∼10 Kb genomic DNA...Browse shuttle plasmids, adenoviral backbone plasmids, and bacterial strains for adenoviral vector production...for recombination with the adenoviral plasmid. An adenoviral plasmid containing the rest of the adenoviral...with the shuttle plasmid. This collection provides a curated selection of popular plasmids that can be used...Adenoviral Vector Guide Shuttle Plasmids Browse commonly used shuttle plasmids for adenoviral vector production...
  7. New Neuroscience Tool: The iGluSnFR3 Glutamate Sensor

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    ...neuronal expression. CAG-FLEX: CAG promoter, FLEXed for expression in Cre-expressing cells hSynap: Human Synapsin...neuronal expression. hSynap-FLEX: Synapsin-1 promoter, FLEXed for expression in Cre-expressing cells. hSynap-FLP...systems you can use to express the iGluSnFR3 variants: pRSET: Bacterial expression vector, use with IPTG...FLP-dependent expression GFAP: Glial fibrillary acidic protein (promoter). Good for Glial expression (not neurons...regulation. To create iGluSnFR, the Looger lab wedged GFP between two halves of a bacterially derived periplasmic...increase in fluorescence intensity from the inserted GFP. After characterizing iGluSnFR in vitro, showing ...SF-iGluSnFR. This improved variant has higher expression levels in bacteria and produces stronger fluorescent...
  8. Lentivirus Plasmids

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    ... Viral Plasmids Lentiviral Plasmids Lentiviral Plasmids Transfer Plasmids Packaging ... VSV-G-expressing envelope plasmid. Bob Weinberg 12259 pMD2.G VSV-G-expressing envelope plasmid. Didier...Popular Lentiviral Transfer Plasmids Looking for lentiviral plasmids to express a CRISPR gRNA? Browse our...catalog for lentiviral CRISPR plasmids for gRNA expression . ID Plasmid Generation Description PI 8453...transgene and CMV drives expression of RFP as a reporter. See plasmid 17618 for GFP reporter. Linzhao Cheng...destination plasmid for cDNA expression. Miguel Ramalho-Santos 24129 pULTRA 3rd Bicistronic expression of EGFP... 3rd EF-1alpha driven expression of cDNA and and EGFP co-expression. See plasmid 21374 for dTomato version...
  9. Save Time with Transient Plant Leaf Transformations

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    ...observe expression from Agrobacterium, but not the plant. For example, we have seen strong expression of the...comparison of the GUS, LUC and GFP reporter system for gene expression studies in plants." Plant Biology...transformation Read our Plasmids 101 blog posts Resources on Addgene.org Browse our Plant Plasmids and Resources...page Find synthetic biology plant plasmids Find CRISPR plant plasmids ... transgenic cultures or plants, our transient expression method enables us to quickly screen and investigate...its function. In nature Agrobacterium contains a plasmid with a T-DNA (transfer-DNA) region. During infection...reporter gene so that the transformation and gene expression can be tracked. During a transient leaf transformation...
  10. Antibodies 101: Single Chain Fragment Variables (scFvs)

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    ...because they can be expressed in bacteria, while mAbs generally require mammalian expression systems. scFvs... and insect cells, they are most often expressed from a plasmid in bacteria (Ahmed et al., 2012). One ...binding scFv that’s fused to GFP. When the multiple copies of the scFv-GFP fusion bind the SunTag scaffold...One challenge of bacterial expression is the proper formation of the disulfide bond between the VL and VH...requires an oxidizing environment to form. When expressed in the non-oxidizing cytoplasm of bacteria, scFvs...more of these approaches are often used for scFv expression in bacteria:  targeting to the oxidizing periplasm...to allow for proper disulfide bond formation.  expression in strains of bacteria that are redox mutants...
  11. Viral Vectors 101: Biosensors

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    ...analyte), and accumulation of ATP activated GFP expression (receptor), then the transducer could be a ...plate reader, or any other instrument which measured GFP levels and converted that signal into a readable ...genetically encoded, and luckily, we have pre-designed plasmids for these systems! Ion sensors One common biosensor...retrovirus, can either permanently integrate and/or express long term (up to several years!). Biosensors tend...biosensor to specific tissues or cell (sub)types for expression and downstream monitoring. Nervous about making... vehicle, we’ve got you covered with packaging plasmids! References and Resources References  Bhalla ...
  12. Nanoblades: Tiny CRISPR Ninjas for Genome Editing Difficult Cells

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    ...hiPSCs  EMX1  67% Mouse BM cells from GFP transgenic mouse  GFP  ~60-65% Human hepatocytes  Myd88  ~...compared to DNA transfection of gRNA and Cas9 expression plasmids. These results are in line with previous ...infiltrate cells. Options for CRISPR delivery include plasmid transfection, RNP electroporation, and viral transduction... gRNA targeting a DNA sequence of interest is expressed in 293T cells and loaded into Nanoblades by association...Nanoblades, different viral envelope protein(s) are expressed to pseudotype Nanoblades. The team found that ...types they tested. Interested in using Nanoblades? Plasmids are available from Addgene. Genome editing primary...measured by their maintenance of pluripotency marker expression and response to LPS stimulation, respectively...
  13. Your Top Requested Plasmid in 2016!

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    ...Similar to last year, the top requested plasmid from 2016 is an expression vector for CRISPR nuclease, SpCas9...This is a versatile mammalian expression vector that you can use to express both SpCas9 and your gRNA in...mammalian cell types. Purpose  SpCas9 This plasmid expresses Streptococcus pyogenes (Sp) Cas9 from a Cbh...this is a versatile mammalian expression vector that you can use to express both SpCas9 and your gRNA of...for sure, as is obvious from our most requested plasmid, SpCas9 is still going strong as the basis for ...experiments. So, without further ado, the most request plasmid in 2016 was... pSpCas9(BB)-2A-Puro (PX459) V2.0...sequence as directed by a gRNA. 2A-Puro In this plasmid, SpCas9 is fused to the puromycin resistance gene...
  14. Interview: Nicola Patron on Plant Synthetic Biology, MoClo, and More

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    ... FRET tools, double dimerization GFPs, and circular permutation GFPs. Hopefully we will have new tools...Plant Kit makes it really easy to clone genes for expression in plant cells. Sylvester and I chose the 96 ...that are not used so much but have comparable expression levels to things people do use a lot. The problem...susceptible to a lot of pathogens. It’s also easy to express genes in, which makes it a good laboratory workhorse...simultaneous complementation, with a knockout and expression construct on the same piece of DNA. We do a lot...Quick, Versatile Plant Transgenesis with GreenGate Plasmids  ...
  15. pSiM24: Simplifying Plant Genetic Engineering

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    ...stability of modified Ti plasmids during plant infection, as well as plasmid yield during preparation ...novel versatile gene expression vector for transient assays as well as stable expression of foreign genes ...GreenGate Plasmids Interview: Nicola Patron on Plant Synthetic Biology, MoClo, and More Plasmids 101: Origin...Agrobacterium carries a “tumor-inducing” or Ti plasmid, which allows it to transfer genetic material into... Ti vector for both transient and stable gene expression applications in plants. This smaller, easily ...in two species: Agrobacterium and E. coli. Like plasmids used in other systems, binary vectors are cloned...It’s a lot of information to fit into a single plasmid, so most first-generation binary vectors are quite...
  16. Viral Vectors 101: Parts of the AAV Transfer Plasmid

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    ...with some plasmids. You just need three plasmids to start making AAV:  the packaging plasmid which contains... transfer plasmid an AAV transfer plasmid. ITR sequences are 145 bases each and AAV plasmids have two ...of an AAV transfer plasmid. Parts shown in green are key elements of an AAV plasmid. Parts shown in grey... elements of an AAV plasmid First let’s talk about the key parts of an AAV plasmid. Inverted terminal ...Promoter The promoter drives the expression of the AAV transgene. On a plasmid map, promoters are upstream ... of expression. For example, CAG is a strong promoter that drives very high, ubiquitous expression, while...transfer plasmids have a promoter, but this element isn’t required when the transfer plasmid harbors non-coding...
  17. Quick Guide to All Things Lentivirus

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    ...genome and stable expression of the transgene   Transfer plasmids The transfer plasmid is the vector you...virus (MoMLV) and consisted of two plasmids: the packaging plasmid containing all the structural genes...crossover event between the vector plasmid and the packaging plasmid caused the Psi sequence to be placed... facilitates nuclear export) is expressed from a separate plasmid, and the promoter of the 5’LTR has been...(tTA, also expressed by your transfer vector) binds to the TRE and activates the expression of your gene...usually 293T cells, with your transfer plasmid and your packaging plasmids. For this, you can use the transfection...techniques are still used and efficiently transfer plasmid DNA efficiently into dividing immortalized cells...
  18. Choosing Your Perfect Empty Backbone

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    ...as close as possible to the basal expression level, induce expression at an opportune time or go all out... tag YGOI with lacZ and/or GFP (e.g. pPD80_08) and following the expression pattern of a defined promoter...you find what you need.   More Plasmid Resources from Addgene: Plasmids 101 blog series Addgene's Molecular... in molecular biology to isolate, multiply, or express the insert they carry in the target cell. These...most important thing you need to know is your expression system or environment. The host organism will...need. You will also have to make sure that your plasmid has been incorporated into the host organism, usually... or antibiotic resistance. Next, consider the expression level of your construct: would you like to stay...
  19. Addgene-Seeding Labs Plasmid Grant: Accelerating Science Globally - 5 Scientists, 4 Countries & 3 Continents!

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    ...Addgene-Seeding Labs plasmid grant is a collaborative endeavor providing plasmids to researchers in developing...the light‐inducible bacterial expression system pDawn to clone and express newly identified proteins and...project the expression of isolated bacterial proteins can be achieved using a bacterial expression system ...system such as the pET GFP LIC cloning vector and the pOKD plasmids. The recombinant Cry proteins will then...pQE-30-HyPer3 (2) which he will co-express together with a plasmid encoding glycine oxidase. The goal ...Addgene-Seeding Labs Plasmid Grant Check Out Previous Addgene-Seeding Labs Plasmid Grant Awardees Listen...CRISPR for plants Bacterial Expression Systems Learn about Global Plasmid Distribution ...
  20. Sleeping Beauty Awakens for Genome Engineering

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    ...) in a plasmid backbone. A separate plasmid contains the transposase gene (red) for expressing the transposase....12137. PubMed. Find the Plasmids at Addgene Kowarz Lab plasmids Izsvak Lab plasmids  ...). The original plasmid is empty following the removal of the transposon; the plasmid is then degraded...constitutive expression (pSBbi derivatives) and one set of vectors for inducible expression (pSBtet derivatives...transposase enzyme.2.) The transposase enzyme is expressed (red stars) and binds the inverted repeats (green...transposition; and 2) a transposon containing the gene-expression cassette that can translocate within the genome...derivatives). The constitutive and inducible expression vectors were developed into 16 variants with different...
  21. Antibodies 101: Introduction to Antibodies

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    ...blot showing GFP expression in cells that have been transfected with a plasmid encoding GFP. Actin, a common...used for. Addgene’s Antibody Plasmid Collection includes plasmids that express antibodies, nanobodies, and...such as parasites or microbes, or to proteins expressed on the surface of cells that have been infected...the protein out of solution, or isolate cells expressing this protein. Read on to learn more about antibodies...context of the immune system, each isotype is expressed at different times of the immune response and ...immunoglobulin genes, recombinant antibodies are plasmid-based. Their sequences can be optimized for specificity...Additionally, the choice of vector can impact the expression level of an antibody (Ayyar et al., 2017). Single-chain...
  22. Genetically-encoded Sparse Cell Labeling - A SPARC of Innovation

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    ... into the brain of Cre-expressing mice to trigger recombination and expression of a transgene (Lin et .... GAL4 expressed in the fly binds to the UAS binding motif, driving downstream gene expression. attP and...effector is expressed. In cells where the stop cassette remains, the effector is not expressed and the cells...components and expression is controlled by the upstream recombination outcome. Find SPARC plasmids at Addgene...controlling gene expression in flies Resources on Addgene.org Find fluorescent protein plasmids at Addgene...the system or using chemical inducers of gene expression (del Valle Rodríguez et al., 2011).  Genetics... construct. A predictable number of cells will express the effector or retain the stop cassette following...
  23. Synthetic Photobiology: Optogenetics for E. coli

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    ...Find the plasmids from this publication at Addgene. Multichromatic control of gene expression in Escherichia... by Tabor’s lab, making light-controlled gene expression in E. coli easier and more robust. Synthetic...engineer new pathways with sophisticated gene expression controls. Most cell types do not respond to low-intensity...coexpressed for sophisticated control of gene expression. An E. coli light-sensitive two-component system...via phosphorylation, promoting transcription of a GFP reporter. Subsequent exposure to red light rapidly...light-responsive system is spread across three plasmids, with the response regulator encoded in the genome...et al. condensed the system to two streamlined plasmids. The utility of these TCSs was limited by a few...
  24. New Optogenetic Tools for Cytoskeleton and Membrane Control

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    ...phosphatidic acid probe GFP-PASS. B) Time series of HEK 293T cells expressing plasma membrane-targeted... of katanin to that anchor. So, you’ll need to express both the EB3N-VVDfast-iLID anchor module and the...module, which are also available as lentiviral plasmids if you want to make a stable cell line. This design...specific area at the plasma membrane (Figure 2). Just express the plasma membrane-localized iLID along with your...Opto-RhoGEF design and activity. B) OptoTIAM (magenta) expressed in a monolayer of endothelial cells, showing cell...either CRY2 or CIB1 to your protein of interest and express the other separately, then use blue light to generate...developing embryo is accessible for injection of plasmids and other materials.    Figure 3: Optogenetic...
  25. Tag Your Favorite Yeast Genes with Ease

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    ..., 13xMyc, GST, or GFP). Longtine et al.(3) describe a complimentary set of plasmids for use in S. cerevisiae...Addgene distributes several ready-to-use, modular plasmids, combining fluorescent tags, epitope tags, protease...interest. These fluorescently tagged genes are expressed under native conditions and allow scientists to...FPs that are codon optimized specifically for expression in yeast. These tagging vectors are based on ...without the artifacts sometimes associated with plasmid-based overexpression. Tim Formosa, at the University...). Additionally, Dr. Formosa has deposited six plasmids with a multiple cloning site in place of the epitope...Jürg Bähler have deposited a large collection of plasmids for genome modification in yeast developed by ...
  26. Using Addgene's New Viral Service for Your Research

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    ...accelerate your research.   Why distribute virus? Plasmid distribution is booming, but, over the years, many...list of what’s available or suggest additional plasmids with the Viral Service Suggestion Form. Lentivirus... to knockout a gene, replace it, modulate its expression, or perform a genome-wide screen, we’ve got viruses...also have lentivirus for delivering control shRNAs, GFP, and rtTA from the Tet-on system. The first two can...experiments, while rtTA can be used to activate expression of a gene under the control of the tet operator...page and includes western blots as well as other expression data. If you have any questions about the Viral...Uses and Overview AAV: A Versatile Tool for Gene Expression in Mammals Additional Resources on Addgene.org...
  27. Year of the Camelid: Antibody Style

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    ... size of 12–15 kDa Ease of cloning and expression from plasmids, due to only needing one open reading ...highlighted back in 2015, where sdAbs were used to create GFP scaffolds for transcriptional activation.  sdAbs ... because sdAbs are so amenable to recombinant expression (and because maintaining a llama facility is ...interesting work done developing transgenic mice that express camelid variable domains (aka nanomice), which ...domains of heavy chain only antibodies) (B) Nanomice express hybrid heavy-chain only antibodies that are the...Membrane Proteins More resources from addgene.org  Plasmids encoding nanobodies at Addgene Sybody Generation...
  28. Antibodies 101: Affinity Tags

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    ... single protein is expressed, with the intent of purification, it will be expressed along with all other...other cellular proteins within the expression system (bacteria, yeast, mammalian, etc.). To individually...about that protein that no other protein in the expression system has. This is where affinity tags come ...peptides which do not naturally exist in most expression systems that can be added to the N or C terminus...on: The protein you are trying to purify The expression system If you want the tag to remain on your ...MBP tag, although large, can actually increase expression and solubility of the tagged protein (Fox and... (FLAG, Myc, etc.) and fluorescent protein tags (GFP, mCherry, etc.). Fluorescent tags are primarily used...
  29. An “elegans” Approach to Better CRISPR/Cas9 Editing Efficiency

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    ...drug resistance (Chen et al., 2013), fluorescence (GFP; Tzur et al., 2013), or rescue of mutant phenotypes...step as simple as heat-shocking to induce the expression of a Cre recombinase contained within the knock-in...homology arms to knock in large epitopes, such as GFP (Paix et al., 2014). A further development of this...efficiencies, obtaining as many as 100 independent GFP knock-ins from a single injected animal.  PAM sequence.... elegans. These modular toolkits build single plasmid targeting vectors that encode the gRNA transcript... C. elegans, visit Addgene’s C. elegans CRISPR plasmids page. Future perspectives It is interesting to...using modified Cas9 proteins to regulate gene expression (CRISPRi/CRISPRa), visualize specific genomic...
  30. Light Sheet Fluorescence Microscopy

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    ...specimens, such as whole mouse brains expressing green fluorescent protein (GFP) (6).   The Dodt and Frank Bradke... cranial nerve afferents labelled with a AAV8 expressing eGFP under the human ubiquitin C promoter. Anatomical...subpopulation of neurons are brightly labeled with GFP (e.g. Thy1-YFP-H mice).  However, we recently developed...compared to transgenic animals (17).  These viral plasmids are available through Addgene.  The combination...University of Miami Miller School of Medicine. Find plasmids from the Lee Lab here. Pantelis Tsoulfas is an...University of Miami Miller School of Medicine. Find plasmids from the Tsoulfas lab here.     References: H...
  31. CRISPR Plasmids - Tagging

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    ...and Myers Tagging Plasmids Protein Species Tag Donor Plasmid gRNA plasmid gRNA plasmid FLAG pFETCh_Donor... Tagging Plasmids: pX330S-2-PITCh - expresses Cas9 & PITCh-gRNA pX330A-FBL/PITCh - expresses Cas9, PITCh-gRNA...the remaining 5 plasmids include Cre and FLP expression vectors, a general cloning plasmid, and a prebuilt.... Multiple gRNA plasmids may be used. The HDR (homology directed repair) donor plasmid with homology arms..., which expresses an untagged Cas9 AND a gRNA targeting the AAVS1 locus. Doyon Tagging Plasmid: 3xFLAG...well as pX330S-2-PITCh, expressing a generic gRNA targeting the PITCh donor plasmid. Note that the principle...individual tagging event. The kit contains 26 plasmids; 21 of the plasmids are for use in SapTrap reactions for...
  32. Scientists Map the SARS-CoV-2-Human Interaction Network

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    ...selection. Expression is driven by a fairly strong EF1alpha promoter. We have verified expression of correctly-sized...2 virus-human interaction network in which we expressed 26 of the 29 SARS-CoV-2 viral proteins in human...the viral protease, Nsp5. Our set also includes a GFP construct as a control. For easier portability, all...Western Blot for 25 constructs, and confirmed expression via mass spec for two of the remaining viral ...going on there!).  Find the Krogan Lab SARS-CoV-2 plasmids (Note: The Nsp6 construct is undergoing QC and... has been inundated with requests to share our plasmids with other researchers. We have been excited to...Gordon) have been quite busy shipping and sending plasmids to all who request them -- in locations all over...
  33. New and Upcoming Viral Vectors - September 2019

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    ...EGFP-expressing AAV packaged in various serotypes. This collection is now complete! pAAV-CAG-GFP (plasmid...ubiquitous expression. pAAV-mDlx-NLS-mRuby2 (99130-AAVrg): The Dlx element directs expression in forebrain...directs strong, ubiquitous expression. This is a Cre-dependent switch that expresses nuclear mCherry in the...entire AAV inventory. Our new AAVs include: EGFP-expressing AAV for serotype testing Calcium sensors and ...plasmid 37825) and pAAV-hSyn-EGFP (plasmid 50465) are now available as 20 ul aliquots in AAV1, AAV2, AAV5...The Synapsin promoter directs broad, neuronal expression. AAV pCAG-FLEX-EGFP-WPRE (51502-AAV5): The CAG...the absence of Cre, and expresses nuclear EGFP in the presence of Cre. Biosensor AAV (calcium sensors ...
  34. Another Pathway into Cells: iTOP

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    ...stem cells transduced with iTOP resulting in GFP expression. Image courtesy of Diego D'Astolfo. CRISPR... mutations and gene expression changes elsewhere in the genome. Second, expression is by nature transient...control could enter cultured cells and activate expression of a luciferase reporter. CPP was not required...causes a cell to take up, and continued protein expression would require multiple transduction events. For... to binary systems in which transient protein expression has a long-lasting effect, such as Cre- or Cas9...10.1016/j.cell.2015.03.028. PubMed. Find the Plasmids @Addgene: iTOP-tested proteins and reporters...
  35. New Norepinephrine Indicators: nLightG and nLightR

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    ...Resources on Addgene.org Find Biosensor Plasmids Find Optogenetics Plasmids Visit the Fluorescent Protein Guide...Representative images of HEK293T cells and neurons expressing nLightG or nLightR before/after application of...ΔF/F0 heatmaps. White insets indicate surface expression of the indicators over white dashed lines. Scale...contains circularly permuted green fluorescent protein (GFP), and nLightR uses a red fluorescent protein, mApple...accounted for in your experimental design. Find nLight plasmids here! Next steps While nLightG and nLightR greatly...
  36. Fluorescent Proteins 101: Fluorescent Biosensors

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    ...Resources on Addgene.org Find Biosensor Plasmids Find Optogenetics Plasmids Visit the Fluorescent Protein Guide...associated publication for the specifics of your chosen plasmid. Types of biosensors When choosing a biosensor...biosensors as an example. Many calcium biosensors include GFP fused to calmodulin (CaM) and the chicken myosin ...translocation. Targeting your biosensor Before expressing a biosensor in eukaryotic cells, think about ...about the best place for the biosensor to be expressed. Are you looking at an intracellular or extracellular...
  37. CRISPR/Cas9 FAQs Answered!

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    ...high expression, so adding this G could help with expression, though it is possible for the plasmid to ...use double nickase, you could express two spacers and use PX335 to express the Cas9n (nickase). The concept...easiest way is to co-transfect several plasmid together, with each plasmid having a targeting spacer cloned ...you need to have four spacers co-expressed and using PX335 to express the Cas9n (nickase). Tips for using...experiment, consider co-transfecting with GFP. This allows you to sort for GFP-positive cells and to enrich for...articles (3/12/2014). With so many options for CRISPR plasmid tools and numerous experimental design decisions...concept of the double nickase system is that you can express two different chimeric gRNAs with the Cas9 nickase...
  38. Split-BioID: An Improved Method for Studying Protein-Protein Interactions

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    ...Addgene.org Find plasmids from the Bethune Lab Find Plasmids from the Roux Lab Find Plasmids for FRET ...labeling, BirA* fusion proteins are expressed in cells via plasmids or by the creation of stable cell lines... enriched relative to controls using Split-BioID-GFP and BioID run on six unrelated proteins. One caveat... et al saw different levels of fusion protein expression and biotinylation depending on which terminus... requires 6-24 hours for tetracycline induced expression of the BirA* fusion protein and saturation of... al allowed 24 hours for tetracycline induced expression and biotinylation of interacting proteins. This...Interested in using Split-BioID with your research? Plasmids are available from Addgene! References Schopp...
  39. Chromoproteins: Colorful Proteins For Molecular Biology Experiments

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    ...high-copy plasmid-borne chromoproteins lost color overnight in liquid culture, though expressing the chromoproteins...for allelic exchange Figure 3: pTOX plasmids expressing amilCP and tsPurple genes. Image: Lazarus...contrast, the widely used green fluorescent protein (GFP) gives a bright green fluorescence when exposed to...at the cells on the plate. For example, if your plasmid contains a gene encoding a blue chromoprotein, ...colonies to determine which cells have taken up the plasmid. Of course, other follow up methods like sequencing... chromoprotein sequences into E. coli BioBrick plasmids (meffRed, eforRed, asPink, spisPink, scOrange,...gfasPurple) (Figure 2). Figure 2: Chromoprotein expression from bacteria on agar plate. Image: Liljeruhm...
  40. Fluorescent Protein Travel Awards - Protein Variants, a Serotonin Sensor, and an Artificial Leaf Replica System

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    ..., leading to reduced eGFP fluorescence. Cells expressing the library are then sorted by fluorescence-activated...CUSPER bioreporter such that fluorescent proteins expression is induced prior to inoculation with IPTG. In...control of promoters that control cell cycle gene expression.  Additional Resources on the Addgene Blog ...fluorescent protein topics page Get the basics on GFP Find microbiology blog posts Resources on Addgene.org...Addgene.org Find fluorescent protein biosensors Browse Plasmids from the Tsien lab Browse the Michael Davidson...
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